---> uname -a: Linux prd-centos8-redis-4c-4g-22856.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 763 12829 19 2170 14662 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9b:d9:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.185/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86232sec preferred_lft 86232sec inet6 fe80::f816:3eff:fe9b:d949/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 04/13/2024 _x86_64_ (4 CPU) 01:36:11 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 231.19 54.10 177.09 2069.98 10610.38 01:39:01 AM 85.57 5.47 80.10 386.07 7031.88 Average: 158.39 29.78 128.60 1228.09 8821.28 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 12949304 14784904 3192220 19.78 2688 2035816 1339296 7.79 225064 2569168 153344 01:39:01 AM 13143848 15021396 2997676 18.57 2688 2076416 931728 5.42 414252 2181580 22336 Average: 13046576 14903150 3094948 19.17 2688 2056116 1135512 6.61 319658 2375374 87840 01:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 141.85 111.26 1820.63 29.31 0.00 0.00 0.00 0.00 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 213.96 144.38 460.77 61.60 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 177.91 127.82 1140.75 45.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 04/13/2024 _x86_64_ (4 CPU) 01:36:11 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 25.69 0.41 7.12 2.11 0.09 64.58 01:38:01 AM 0 33.42 0.35 6.23 1.52 0.08 58.39 01:38:01 AM 1 16.53 0.42 7.26 1.61 0.08 74.11 01:38:01 AM 2 16.26 0.30 5.66 2.63 0.10 75.05 01:38:01 AM 3 36.55 0.57 9.32 2.68 0.08 50.80 01:39:01 AM all 20.47 0.00 1.65 1.11 0.08 76.68 01:39:01 AM 0 27.62 0.00 1.20 0.65 0.08 70.44 01:39:01 AM 1 11.14 0.00 1.56 1.69 0.08 85.53 01:39:01 AM 2 10.33 0.00 1.62 0.52 0.10 87.43 01:39:01 AM 3 32.79 0.00 2.22 1.59 0.07 63.34 Average: all 23.08 0.20 4.38 1.61 0.09 70.64 Average: 0 30.52 0.18 3.72 1.09 0.08 64.41 Average: 1 13.83 0.21 4.41 1.65 0.08 79.82 Average: 2 13.29 0.15 3.64 1.57 0.10 81.25 Average: 3 34.67 0.28 5.77 2.13 0.08 57.07